A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
NSN 6620-00-819-5046
NSN 4140-00-299-6328
NSN 5998-01-416-5050
NSN 5985-01-199-8382
NSN 6650-01-135-3769
NSN 6150-01-465-5475
NSN 5925-00-226-1155
NSN 4140-01-173-2994
NSN 6320-01-418-2611
NSN 6105-00-727-6971
NSN 5935-01-174-5482
NSN 5975-01-219-7196